AS22238
AS22238
ARIN
ISP
Data retrieved at
This AS-only summary is estimated from a sample IP within a prefix announced by this AS, not from a specific query. Search a real IP for exact details.
Network
AS Number
AS22238
Company
Defense Advanced Research Projects Agency(DARPA)
Type
ISP
IPv4 Addresses
1,536
IPv6 Addresses
0
Registry (RIR)
ARIN
158.63.4.0/24
Abuse Contacts
Announced Prefixes (6)
Netblock
Num. of IPs
RPKI
RPKI Origin Validation
RPKI verifies that an IP prefix is legitimately announced by the authorized Autonomous System (ASN) using Route Origin Authorizations (ROAs).
Unknown
No valid ROA was found for this prefix.
UNKNOWN
Validated Prefix
158.63.4.0/24
Authorized ASN
AS22238
IP Geolocation
Country
United States
Continent
North America
European Union
No
Phone prefix
+1
Currency
US Dollar (USD $)
Approximate location (country-level)
Open in Maps